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Northwest Africa 15488 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 15488 This is an OFFICIAL meteorite name. Abbreviation: NWA 15488 Observed fall: No Year found: 2022 Country: (Northwest Africa) Mass: 2.18 kg | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 11505 approved meteorites (plus 23 unapproved names) classified as H5. [show all] Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 4 Dec 2022 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 111:
Northwest Africa 15488 (NWA 15488) (Northwest Africa) Purchased: 2022 Classification: Ordinary chondrite (H5) History: Purchased by Nicholas Gessler in 2022 from a Moroccan dealer. Physical characteristics: Nine fresh, sub-angular individuals coated to the extent of 50-98% with black fusion crust. Petrography: (A. Irving, UWS and J. Boesenberg, BrownU.) Sparse, relatively small equilibrated chondrules are set within a recrystallized matrix containing stained kamacite, chromite, sodic plagioclase, augite, troilite and merrillite. Geochemistry: Olivine (Fa18.3±0.2, range Fa18.1-18.6, N = 6), low-Ca pyroxene (Fs16.4±0.2Wo1.3±0.3, range Fs16.2-16.7Wo0.9-1.6, N = 7) Classification: Ordinary chondrite (H5). Specimens: 22.8 g plus one polished thin section at UWB; remainder with Mr. N. Gessler. | ||||||||||||||||||||||||||||||
Data from: MB111 Table 0 Line 0: |
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Institutions and collections |
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023) Gessler: Nicholas Gessler, 2010 Calgary Lane, Los Angeles, CA 90077, United States (private address; updated 7 Jul 2016) BrownU: Joseph Boesenberg Brown University Dept of Earth, Environmental and Planetary Sciences (DEEPS) 324 Brook Street Providence, RI 02912 , United States (institutional address; updated 4 Jan 2024) |
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Catalogs: |
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References: | Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Geography: |
Statistics: This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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